CN104624287A - Jaw crusher - Google Patents
Jaw crusher Download PDFInfo
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- CN104624287A CN104624287A CN201510083922.8A CN201510083922A CN104624287A CN 104624287 A CN104624287 A CN 104624287A CN 201510083922 A CN201510083922 A CN 201510083922A CN 104624287 A CN104624287 A CN 104624287A
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- jaw
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- voussoir
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Abstract
The invention relates to the field of mine equipment, and particularly relates to a jaw crusher. The jaw crusher comprises a rack, and a driving unit, a movable jaw group, a discharge outlet regulation mechanism and a movable jaw tensioning and cushioning mechanism which are arranged on the rack; the rack consists of a rack main body, a fixed jaw frame arranged on the inner front end of the rack main body, and a toggle plate frame arranged on the inner rear end of the rack main body, the movable jaw group is arranged on the rack main body between the fixed jaw frame and the toggle plate frame, and a crushing cavity is formed between the movable jaw group and the fixed jaw frame; the driving unit and the movable jaw group are in transmission connection, both the discharge outlet regulation mechanism and the movable jaw tensioning and cushioning mechanism are arranged on the toggle plate frame, the front end of the discharge outlet regulation mechanism props against the movable jaw group, and the front end of the movable jaw tensioning and cushioning mechanism is connected with the movable jaw group. The movable jaw group of the jaw crusher has a good damping effect, and the discharge outlet regulation mechanism is simple in structure, and convenient to assemble and regulate.
Description
Technical field
The present invention relates to mining equiment field, particularly relate to a kind of jaw and break machine.
Background technology
It is a kind of mining machinery for broken building stones that jaw breaks machine, and its principle drives dynamic jaw group jaw to swing by drive train, moves jaw group and determine mutually to be engaged between jaw frame, two jaw movements of simulated animal, thus carry out crushing operation to material; In the process that dynamic jaw group jaw swings, adjusting mechanism for discharging hole is for supporting dynamic jaw group and the discharging opening regulating dynamic jaw group and determine between jaw frame, and dynamic jaw tension buffer gear is for straining dynamic jaw group and having buffering effect.But existing jaw breaks machine and there are following 2 weak points: 1, and the dynamic jaw liner plate in dynamic jaw group is rigidly fixed on dynamic gnathosoma, does not have damping effect, thus when equipment runs, body can produce powerful vibrations, impact safety in production; 2, existing jaw break machine adjusting mechanism for discharging hole complex structure, install trouble and regulate inconvenience.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of jaw to break machine, this jaw breaks the dynamic jaw group good damping effect of machine, and adjusting mechanism for discharging hole structure is simple, assembling and regulate all very convenient.
In order to realize above-mentioned object, present invention employs following technical scheme:
Jaw breaks machine, comprises frame, and is arranged on the drive train in frame, dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear; Described frame comprises frame main body, and be arranged on frame main body interior forward end determine jaw frame, and being arranged on the bracket frame of frame main body Internal back end, dynamic jaw group is arranged in the frame main body of determining between jaw frame and bracket frame, dynamic jaw group and determine to be crusher chamber between jaw frame; Described drive train is connected with the transmission of dynamic jaw group, and adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, and leading section and the dynamic jaw group of adjusting mechanism for discharging hole offset, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group;
Described dynamic jaw group comprises dynamic gnathosoma, dynamic jaw liner plate, supporting shaft holder and dynamic jaw shaft assembly, supporting shaft holder location and installation is in frame, dynamic gnathosoma is erected on supporting shaft holder by dynamic jaw shaft assembly, and dynamic jaw liner plate is fastened on dynamic gnathosoma by dynamic jaw syndeton; Described dynamic jaw syndeton comprises dynamic jaw liner plate voussoir, dynamic jaw bolt, dynamic jaw nut, spring base, plain washer and disk spring; Described dynamic jaw bolt is located on dynamic gnathosoma, and dynamic jaw bolt outer end and dynamic jaw liner plate voussoir are connected and fixed, and moves inclined-plane between jaw liner plate voussoir and dynamic jaw liner plate and offsets; The inner end of dynamic jaw bolt is arranged with spring base, plain washer and dynamic jaw nut from the inside to the outside successively, and disk spring is arranged in spring base, and outer end and the plain washer of disk spring offset;
Described adjusting mechanism for discharging hole comprises and is arranged on bracket seat on bracket frame and adjustment voussoir, and is arranged on the dynamic jaw bracket seat of dynamic gnathosoma rear end, and the bracket that both ends offset with bracket seat, dynamic jaw bracket seat respectively; The axial width gradual change of described adjustment voussoir, adjustment voussoir moves axially by external force, and the support direction of the adjustment moving direction of voussoir and bracket is perpendicular; When adjusting voussoir and moving axially, adjustment voussoir forces bracket seat to move along the support direction of bracket.
As preferably, described adjustment voussoir is two pieces, the cross section all at right angles triangle of two pieces of adjustment voussoirs, and two pieces of adjustment voussoirs are arranged in opposite directions and inclined-plane offsets; When two pieces of adjustment voussoirs coordinate mobile in opposite directions, its contact surface increases, and combination thickness becomes large, thus promotion bracket seat moves along the support direction of bracket.
As preferably, the outer end of adjustment voussoir is connected with adjustment oil cylinder, regulates oil cylinder by hinge on adjustment oil cylinder seat, regulates hydraulic oil cylinder driving adjustment voussoir to move axially; Export by regulating oil cylinder and replace manual adjustment, not only facilitate, and be conducive to the fine adjustment of discharging opening.
As preferably, the end face outside of described bracket seat and dynamic jaw bracket seat is indent circular arc, the outer convex arch of both ends of the surface of bracket, and the both ends of bracket offset with bracket seat, dynamic jaw bracket seat cambered surface respectively; Be conducive to the location and installation of bracket, prevent its loose or dislocation.
As preferably, be also provided with bracket seat board, bracket seat board offers U-lag between described adjustment voussoir and bracket seat, bracket seat location and installation is in the U-lag of bracket seat board.
As preferably, be also provided with backing plate between described bracket seat board and adjustment voussoir, voussoir is smooth offsets for backing plate and adjustment.
As preferably, described dynamic jaw liner plate is also provided with dynamic jaw and compresses voussoir, inner end and the dynamic jaw liner plate inclined-plane of dynamic jaw compression voussoir offset, and outer end and the dynamic jaw liner plate voussoir inclined-plane of dynamic jaw compression voussoir offset; By the positioning pressure of the dynamic jaw liner plate voussoir of dynamic jaw compression voussoir dispersion, thus it is more stable, firm that dynamic jaw liner plate is connected.
As preferably, described dynamic jaw shaft assembly comprises eccentric shaft, and for the inside self-aligning roller bearing of positioning eccentric shaft and outside self-aligning roller bearing; Dynamic gnathosoma is provided with dynamic jaw axis hole, inner self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of inner self-aligning roller bearing is provided with oil scraper ring, is provided with inner bearing end cap, is provided with inner seal ring between inner bearing end cap and eccentric shaft outside inner self-aligning roller bearing; Described outside self-aligning roller bearing passes through outer bearing end cap location and installation in supporting shaft holder, between outside self-aligning roller bearing and eccentric shaft, also interference is provided with withdrawal sleeve, the outer side surface of withdrawal sleeve is the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is the conical ring face matched with eccentric shaft; Also be provided with between described outer bearing end cap and withdrawal sleeve and take turns side seal ring, wheel side seal ring and withdrawal sleeve end are connected and fixed, and take turns side seal ring and mate with bearing (ball) cover and seal.This structure connects outside self-aligning roller bearing and eccentric shaft by withdrawal sleeve supporting, and is connected and fixed wheel side seal ring; During installation, by frock hydraulic pressure press-in withdrawal sleeve; During dismounting, by creosoting process, withdrawal sleeve is exited fast; Thus realize outside self-aligning roller bearing, fast assembling-disassembling between wheel side seal ring and eccentric shaft, namely the fast assembling-disassembling of dynamic jaw group, is convenient to the regular maintenance of dynamic jaw group.
As preferably, described withdrawal sleeve is by connecting portion and move back the portion of unloading and integrally connect and compose, the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread, the connecting portion end face of withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeve location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face; Described ring body medial surface of taking turns side seal ring is provided with T-shaped internal thread, and the ring bottom of wheel side seal ring is provided with multiple sealing ring location semicircle orifice along ring body center rule; Described withdrawal sleeve is threaded with wheel side seal ring, and withdrawal sleeve location semicircle orifice and sealing ring are located semicircle orifice and mated and form positioning round orifice, are provided with alignment pin in positioning round orifice.During assembling, withdrawal sleeve is threaded with wheel side seal ring, and is reinforced by alignment pin, prevents its circumference from loosening.
As preferably, moving back in the portion of unloading of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove, outer oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion's outer side surface, and the width in the middle part of outer oil sump and the degree of depth are all greater than width and the degree of depth at its both ends; Inner oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion's interior sidewall surface, and the width in the middle part of inner oil sump and the degree of depth are all greater than width and the degree of depth at its both ends; Described strip groove runs through both sides inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened in moves back on the end face in the portion of unloading, and strip groove does not all communicate with outer oil sump, inner oil sump; The connecting portion end face of described withdrawal sleeve is provided with inner oil sump import and outer oil sump import, and inner oil sump import communicates with the passage of inner oil sump by withdrawal sleeve interior, and outer oil sump import communicates with the passage of outer oil sump by withdrawal sleeve interior.Move back when unloading, need simultaneously toward oiling in inner oil sump import, outer oil sump import, hydraulic oil is injected in the middle part of oil groove and (comprises outer oil sump and inner oil sump), and flow toward oil groove both ends gradually, and narrow because oil groove both ends shoal gradually, hydraulic oil can flow out oil groove and permeate on the frock face of withdrawal sleeve, and final withdrawal sleeve exits under being subject to the effect of internal hydraulic pressure thrust outward; Under this structure, the permeability of hydraulic oil is strong, withdrawal sleeve move back unload effective.
The present invention adopts technique scheme, and this jaw breaks the advantage that facility have following two aspects: 1, and dynamic jaw liner plate is flexibly connected by dynamic jaw syndeton and is fixed on dynamic gnathosoma; When jaw crusher works, move jaw liner plate and determine to be engaged broken building stones between jaw liner plate, spring base, plain washer and disk spring in dynamic jaw syndeton cooperatively interact for reducing body vibrations, ensure that device security is produced.2, the bracket in adjusting mechanism for discharging hole is for supporting dynamic jaw group, and adjustment voussoir is for the discharging opening regulating dynamic jaw group and determine between jaw frame.During use, external force promotes adjustment voussoir and moves axially, and owing to adjusting the axial width gradual change of voussoir, thus impels bracket seat to move along the support direction of bracket, changes discharging opening size eventually through the mobile of bracket.From above-mentioned occupation mode, it is simple, easy for installation and be convenient to regulate that this jaw breaks the adjusting mechanism for discharging hole structure of machine.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation one of jaw group.
Fig. 3 is the A portion enlarged drawing of Fig. 2.
Fig. 4 is the structural representation of withdrawal sleeve.
Fig. 5 is the structural representation of wheel side seal ring.
Fig. 6 is the structural representation two of jaw group.
Fig. 7 is dynamic jaw syndeton schematic diagram.
Fig. 8 is partial enlarged drawing of the present invention.
Fig. 9 is the assembling schematic diagram of adjustment voussoir.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the invention are described in further detail.
A kind of jaw as shown in Fig. 1 ~ Fig. 9 breaks machine, comprises frame, and is arranged on the drive train 4 in frame, dynamic jaw group 5, adjusting mechanism for discharging hole 6 and dynamic jaw tension buffer gear 7; Described frame comprises frame main body 1, and be arranged on frame main body 1 interior forward end determine jaw frame 2, and being arranged on the bracket frame 3 of frame main body 1 Internal back end, dynamic jaw group 5 is arranged in the frame main body 1 of determining between jaw frame 2 and bracket frame 3, dynamic jaw group 5 and determine to be crusher chamber 9 between jaw frame 2; Described drive train 4 is connected with the transmission of dynamic jaw group 5, adjusting mechanism for discharging hole 6 and dynamic jaw tension buffer gear 7 are installed on bracket frame 3, leading section and the dynamic jaw group 5 of adjusting mechanism for discharging hole 6 offset, and the leading section of dynamic jaw tension buffer gear 7 is connected with dynamic jaw group 5.
Jaw is broken to all parts segmentation detailed description of machine below:
dynamic jaw group
Shown dynamic jaw group comprises dynamic gnathosoma 52, and is arranged on the dynamic jaw liner plate 53 on dynamic gnathosoma, and is located in the dynamic jaw shaft assembly of dynamic gnathosoma inside, and for locating the supporting shaft holder 51 of dynamic jaw shaft assembly.Described dynamic jaw shaft assembly comprises eccentric shaft 56, and for the inside self-aligning roller bearing 57 of positioning eccentric shaft 56 and outside self-aligning roller bearing 58, the both ends of eccentric shaft 56 are respectively equipped with dynamic chin strap wheel 54 and counter-weight flywheel 55.Described dynamic gnathosoma 52 is provided with dynamic jaw axis hole 521, inner self-aligning roller bearing 57 location and installation is in dynamic jaw axis hole 521 port, the inner side of inner self-aligning roller bearing 57 is provided with oil scraper ring 572, be provided with inner bearing end cap 571 outside inner self-aligning roller bearing 57, between inner bearing end cap 571 and eccentric shaft 56, be provided with inner seal ring 573.Described outside self-aligning roller bearing 58 passes through outer bearing end cap 581 location and installation in supporting shaft holder 51, between outside self-aligning roller bearing 58 and eccentric shaft 56, also interference is provided with withdrawal sleeve 59, the outer side surface of withdrawal sleeve 59 is the cylindrical surface matched with outside self-aligning roller bearing 58, and the interior sidewall surface of withdrawal sleeve 59 is the conical ring face matched with eccentric shaft 56; Also be provided with between described outer bearing end cap 581 and withdrawal sleeve 59 and take turns side seal ring 50, wheel side seal ring 50 is connected and fixed with withdrawal sleeve 59 end thread, and wheel side seal ring 50 mates with outer bearing end cap 581 and seals.The dynamic jaw group of said structure when mounted, is pressed into withdrawal sleeve by frock hydraulic pressure; During dismounting, by creosoting process, withdrawal sleeve is exited fast; Thus realize outside self-aligning roller bearing, fast assembling-disassembling between wheel side seal ring and eccentric shaft, namely the fast assembling-disassembling of dynamic jaw group, is convenient to the regular maintenance of dynamic jaw group.
Described withdrawal sleeve 59 is by connecting portion 59a and move back the portion 59b of unloading and integrally connect and compose.The moving back to unload on portion 59b of withdrawal sleeve offers outer oil sump 591, inner oil sump 592 and strip groove 593, outer oil sump 591 is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion 59b outer side surface, and the width in the middle part of outer oil sump 591 and the degree of depth are all greater than width and the degree of depth at its both ends; Inner oil sump 592 is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion 59b interior sidewall surface, and the width in the middle part of inner oil sump 592 and the degree of depth are all greater than width and the degree of depth at its both ends.Described strip groove 593 runs through both sides inside and outside withdrawal sleeve sidewall, the one end open of strip groove 593 is opened on the end face that moves back and unload portion 59b, strip groove 593 does not all communicate with outer oil sump 591, inner oil sump 592, and the strip groove 593 on withdrawal sleeve is for coordinating self-aligning roller bearing with axle tensioner.
The connecting portion 59a lateral surface of described withdrawal sleeve is provided with T-shaped external screw thread, and the connecting portion 59a end face of withdrawal sleeve is provided with inner oil sump import 594, outer oil sump import 595 and multiple withdrawal sleeve location semicircle orifice 596; Inner oil sump import 594 communicates with the passage of inner oil sump 592 by withdrawal sleeve interior, and outer oil sump import 595 communicates with the passage of outer oil sump 591 by withdrawal sleeve interior; Multiple withdrawal sleeve location semicircle orifice 596 is arranged along the circumferential direction rule of connecting portion 59a end face.Move back when unloading, injection liquid force feed when inner oil sump import 594 and outer oil sump import 595 are unloaded for moving back, hydraulic oil is injected in the middle part of oil groove and (comprises outer oil sump 591 and inner oil sump 592), and flow toward oil groove both ends gradually, and narrow because both ends shoal gradually, hydraulic oil can flow out oil groove and permeate on the frock face of withdrawal sleeve, and promotes withdrawal sleeve outward gradually, and final withdrawal sleeve exits under being subject to the effect of internal hydraulic pressure thrust outward.
Described side seal ring 50 of taking turns is divided into linking part 50a and sealing 50b, and sealing 50b is integrally connected on the outer side surface of linking part 50a, and sealing 50b is provided with sealing labyrinth groove 501; Sealing labyrinth groove 501 on sealing 50b forms multiple throttling seal groove, and during use, sealed medium produces throttle effect when the gap by tortuous labyrinth and reaches sealing effectiveness.The ring body medial surface of described linking part 50a offers T-shaped internal thread 502, and T-shaped internal thread 502 is for being connected and fixed wheel side seal ring 50; The ring body end face of linking part 50a is provided with multiple sealing ring location semicircle orifice 503, multiple sealing ring location semicircle orifice 503 is circumferentially arranged along the ring body end face of linking part 50a, and the openend of sealing ring location semicircle orifice 503 is opened on the ring body medial surface of linking part 50a.
During assembling, the T-shaped external screw thread on withdrawal sleeve 59 mutually mates with the T-shaped internal thread 502 on wheel side seal ring 50, is threaded; And withdrawal sleeve location semicircle orifice 596 and sealing ring are located semicircle orifice 503 and are mated and form positioning round orifice, and positioning round orifice has three at least, is provided with alignment pin in positioning round orifice, prevents circumference between the two loosening by bearing pin.
Described dynamic jaw liner plate 53 is fastened on dynamic gnathosoma 52 by dynamic jaw syndeton, and dynamic jaw syndeton comprises dynamic jaw liner plate voussoir 531, dynamic jaw bolt 532, dynamic jaw nut 533, rubber washer 534, spring base 535, plain washer 536 and disk spring 537.Described dynamic jaw bolt 532 is located on dynamic gnathosoma 52, and dynamic jaw bolt 532 outer end and dynamic jaw liner plate voussoir 531 are connected and fixed, and moves inclined-plane between jaw liner plate voussoir 531 and dynamic jaw liner plate 53 and offsets; In addition, move on jaw liner plate 53 and can also be provided with dynamic jaw compression voussoir 538, inner end and dynamic jaw liner plate 53 inclined-plane of dynamic jaw compression voussoir 538 offset, and outer end and dynamic jaw liner plate voussoir 531 inclined-plane of dynamic jaw compression voussoir 538 offset; Compressed the positioning pressure of the dynamic jaw liner plate voussoir 531 of voussoir 538 dispersion by dynamic jaw, thus it is more stable, firm that dynamic jaw liner plate 53 is connected.The inner end of described dynamic jaw bolt 532 is arranged with rubber washer 534, spring base 535, plain washer 536 and dynamic jaw nut 533 from the inside to the outside successively, disk spring 537 is arranged in spring base 535, outer end and the plain washer 536 of disk spring 537 offset, cooperatively interact for reducing the vibrations transmission between dynamic jaw liner plate 53 and dynamic gnathosoma 52 by spring base 535, plain washer 536 and disk spring 537, thus reduce the vibrations of dynamic jaw group, ensure that device security is produced.
During installation, the two ends up and down of dynamic jaw liner plate 53 are all fastened on dynamic gnathosoma 52 by dynamic jaw syndeton; By the dynamic jaw liner plate 53 in location, two ends up and down of fixing dynamic jaw liner plate 53; And if equipment type is excessive, two blocks of dynamic jaw liner plates, 53, two blocks of dynamic jaw liner plates 53 are needed to be successively set on dynamic gnathosoma 52 from top to bottom; The joint of two blocks of dynamic jaw liner plates 53 is connected and fixed by same dynamic jaw syndeton, the cross section of the dynamic jaw liner plate voussoir 531 in dynamic jaw syndeton is trapezoidal, the inclined-plane, bottom that jaw liner plate 53 is moved in the upper end of dynamic jaw liner plate voussoir 531 and upside offsets, the inclined-plane, upper end that jaw liner plate 53 is moved in the lower end of dynamic jaw liner plate voussoir 531 and downside offsets, and this construction reduces connection complexity.
adjusting mechanism for discharging hole
Adjusting mechanism for discharging hole comprises the bracket seat 61 be in bracket frame 3, bracket seat board 62, backing plate 63 and adjustment voussoir 64, and is arranged on the dynamic jaw bracket seat 522 of dynamic jaw group 5 rear end, and is arranged on the bracket 65 between bracket seat 61 and dynamic jaw bracket seat 522.Described bracket frame 3 is provided with bracket frame groove 33, and adjustment voussoir 64, backing plate 63, bracket seat board 62 and bracket seat 61 are successively set in bracket frame groove 33 from the inside to the outside; The cross section of bracket seat board 62 takes the shape of the letter U shape, and form U-lag between two U-shaped arms, bracket seat 61 is arranged in the U-lag of bracket seat board 62; The end face outside of described bracket seat 61 and dynamic jaw bracket seat 522 is indent circular arc, and the both ends of the surface of bracket 65 are outer convex arch, and the both ends of bracket offset with bracket seat, dynamic jaw bracket seat cambered surface respectively; Be conducive to the location and installation of bracket, prevent its loose or dislocation.
The axial width gradual change of described adjustment voussoir, adjustment voussoir moves axially by external force, and the support direction of the adjustment moving direction of voussoir and bracket is perpendicular; When adjusting voussoir and moving axially, adjustment voussoir forces bracket seat to move along the support direction of bracket.Specifically when implementing, adjustment voussoir 64 is preferably two pieces, the cross section all at right angles triangle of two pieces of adjustment voussoirs 64, and two pieces of adjustment voussoirs 64 are arranged in opposite directions and inclined-plane is smooth offsets, and adjusts voussoir and backing plate is also smooth offsets.The end (narrow limit, right angle) of adjustment voussoir 64 is connected with adjustment oil cylinder through bracket frame groove 33 side, regulates oil cylinder by hinge at adjustment oil cylinder seat, regulates hydraulic oil cylinder driving adjustment voussoir to move axially; Export by regulating oil cylinder and replace manual adjustment, not only facilitate, and be conducive to the fine adjustment of discharging opening.
Above-mentioned adjusting mechanism for discharging hole is for regulating dynamic jaw group 5 and determining discharging opening 92 size between jaw frame 2, it adjusts two pieces of positions adjusted between voussoir 64 particular by regulating oil cylinder, if move toward one another between two pieces of adjustment voussoirs 64, two pieces of adjustment voussoirs 64 extrude outward, successively by backing plate 63, bracket seat board 62, bracket seat 61, bracket 65 and dynamic jaw bracket seat 522, to move jaw group 5 lower end near determining jaw frame 2 lower end, discharging opening 92 diminishes; If two pieces adjustment voussoirs 64 between counter motion; two pieces adjustment voussoirs 64 the minimizing that takes up space, originally the backing plate 63 of racking jaw group 5, bracket seat board 62, bracket seat 61, bracket 65 and dynamic jaw bracket seat 522 meeting travelling backwards under the gravitational force urges of dynamic jaw group 5 is propped up, now dynamic jaw group 5 lower end is away from determining jaw frame 2 lower end, and discharging opening 92 becomes large.
Claims (10)
1. jaw breaks machine, comprises frame, and is arranged on the drive train in frame, dynamic jaw group, adjusting mechanism for discharging hole and dynamic jaw tension buffer gear; Described frame comprises frame main body, and be arranged on frame main body interior forward end determine jaw frame, and being arranged on the bracket frame of frame main body Internal back end, dynamic jaw group is arranged in the frame main body of determining between jaw frame and bracket frame, dynamic jaw group and determine to be crusher chamber between jaw frame; Described drive train is connected with the transmission of dynamic jaw group, and adjusting mechanism for discharging hole and dynamic jaw tension buffer gear are installed on bracket frame, and leading section and the dynamic jaw group of adjusting mechanism for discharging hole offset, and the leading section of dynamic jaw tension buffer gear is connected with dynamic jaw group; It is characterized in that:
Described dynamic jaw group comprises dynamic gnathosoma, dynamic jaw liner plate, supporting shaft holder and dynamic jaw shaft assembly, supporting shaft holder location and installation is in frame, dynamic gnathosoma is erected on supporting shaft holder by dynamic jaw shaft assembly, and dynamic jaw liner plate is fastened on dynamic gnathosoma by dynamic jaw syndeton; Described dynamic jaw syndeton comprises dynamic jaw liner plate voussoir, dynamic jaw bolt, dynamic jaw nut, spring base, plain washer and disk spring; Described dynamic jaw bolt is located on dynamic gnathosoma, and dynamic jaw bolt outer end and dynamic jaw liner plate voussoir are connected and fixed, and moves inclined-plane between jaw liner plate voussoir and dynamic jaw liner plate and offsets; The inner end of dynamic jaw bolt is arranged with spring base, plain washer and dynamic jaw nut from the inside to the outside successively, and disk spring is arranged in spring base, and outer end and the plain washer of disk spring offset;
Described adjusting mechanism for discharging hole comprises and is arranged on bracket seat on bracket frame and adjustment voussoir, and is arranged on the dynamic jaw bracket seat of dynamic gnathosoma rear end, and the bracket that both ends offset with bracket seat, dynamic jaw bracket seat respectively; The axial width gradual change of described adjustment voussoir, adjustment voussoir moves axially by external force, and the support direction of the adjustment moving direction of voussoir and bracket is perpendicular; When adjusting voussoir and moving axially, adjustment voussoir forces bracket seat to move along the support direction of bracket.
2. jaw according to claim 1 breaks machine, it is characterized in that: described adjustment voussoir is two pieces, the cross section all at right angles triangle of two pieces of adjustment voussoirs, and two pieces of adjustment voussoirs are arranged in opposite directions and inclined-plane offsets.
3. jaw according to claim 1 breaks machine, it is characterized in that: the outer end of adjustment voussoir is connected with adjustment oil cylinder, regulates oil cylinder by hinge on adjustment oil cylinder seat, and adjustment hydraulic oil cylinder driving adjustment voussoir moves axially.
4. jaw according to claim 1 breaks machine, it is characterized in that: the end face outside of described bracket seat and dynamic jaw bracket seat is indent circular arc, the outer convex arch of both ends of the surface of bracket, and the both ends of bracket offset with bracket seat, dynamic jaw bracket seat cambered surface respectively.
5. jaw according to claim 5 breaks machine, it is characterized in that: be also provided with bracket seat board between described adjustment voussoir and bracket seat, bracket seat board offers U-lag, and bracket seat location and installation is in the U-lag of bracket seat board.
6. jaw according to claim 6 breaks machine, it is characterized in that: be also provided with backing plate between described bracket seat board and adjustment voussoir, and voussoir is smooth offsets for backing plate and adjustment.
7. jaw according to claim 1 breaks machine, it is characterized in that: described dynamic jaw liner plate is also provided with dynamic jaw and compresses voussoir, and inner end and the dynamic jaw liner plate inclined-plane of dynamic jaw compression voussoir offset, and outer end and the dynamic jaw liner plate voussoir inclined-plane of dynamic jaw compression voussoir offset.
8. jaw according to claim 1 breaks machine, it is characterized in that: described dynamic jaw shaft assembly comprises eccentric shaft, and for the inside self-aligning roller bearing of positioning eccentric shaft and outside self-aligning roller bearing; Dynamic gnathosoma is provided with dynamic jaw axis hole, inner self-aligning roller bearing location and installation is in the dynamic jaw axis hole port of dynamic gnathosoma, the inner side of inner self-aligning roller bearing is provided with oil scraper ring, is provided with inner bearing end cap, is provided with inner seal ring between inner bearing end cap and eccentric shaft outside inner self-aligning roller bearing; Described outside self-aligning roller bearing passes through outer bearing end cap location and installation in supporting shaft holder, between outside self-aligning roller bearing and eccentric shaft, also interference is provided with withdrawal sleeve, the outer side surface of withdrawal sleeve is the cylindrical surface matched with outside self-aligning roller bearing, and the interior sidewall surface of withdrawal sleeve is the conical ring face matched with eccentric shaft; Also be provided with between described outer bearing end cap and withdrawal sleeve and take turns side seal ring, wheel side seal ring and withdrawal sleeve end are connected and fixed, and take turns side seal ring and mate with bearing (ball) cover and seal.
9. jaw according to claim 8 breaks machine, it is characterized in that: described withdrawal sleeve is by connecting portion and move back the portion of unloading and integrally connect and compose, the connecting portion lateral surface of withdrawal sleeve is provided with T-shaped external screw thread, the connecting portion end face of withdrawal sleeve is provided with multiple withdrawal sleeve location semicircle orifice, and multiple withdrawal sleeve location semicircle orifice is arranged along the circumferential direction rule of connecting portion end face; Described ring body medial surface of taking turns side seal ring is provided with T-shaped internal thread, and the ring bottom of wheel side seal ring is provided with multiple sealing ring location semicircle orifice along ring body center rule; Described withdrawal sleeve is threaded with wheel side seal ring, and withdrawal sleeve location semicircle orifice and sealing ring are located semicircle orifice and mated and form positioning round orifice, are provided with alignment pin in positioning round orifice.
10. jaw according to claim 9 breaks machine, it is characterized in that: moving back in the portion of unloading of described withdrawal sleeve offers outer oil sump, inner oil sump and strip groove, outer oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload on portion's outer side surface, and the width in the middle part of outer oil sump and the degree of depth are all greater than width and the degree of depth at its both ends; Inner oil sump is arranged on along withdrawal sleeve circumference the non-close oil groove moving back and unload in portion's interior sidewall surface, and the width in the middle part of inner oil sump and the degree of depth are all greater than width and the degree of depth at its both ends; Described strip groove runs through both sides inside and outside withdrawal sleeve sidewall, and the one end open of strip groove is opened in moves back on the end face in the portion of unloading, and strip groove does not all communicate with outer oil sump, inner oil sump; The connecting portion end face of described withdrawal sleeve is provided with inner oil sump import and outer oil sump import, and inner oil sump import communicates with the passage of inner oil sump by withdrawal sleeve interior, and outer oil sump import communicates with the passage of outer oil sump by withdrawal sleeve interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083922.8A CN104624287B (en) | 2015-02-16 | 2015-02-16 | Jaw breaks machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083922.8A CN104624287B (en) | 2015-02-16 | 2015-02-16 | Jaw breaks machine |
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| CN104624287A true CN104624287A (en) | 2015-05-20 |
| CN104624287B CN104624287B (en) | 2017-03-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101259443A (en) * | 2007-03-07 | 2008-09-10 | 上海建设路桥机械设备有限公司 | Heavy type hydraulic jaw crusher and operation method thereof |
| CN204583285U (en) * | 2015-02-16 | 2015-08-26 | 浙江浙矿重工股份有限公司 | Jaw breaks machine |
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2015
- 2015-02-16 CN CN201510083922.8A patent/CN104624287B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101259443A (en) * | 2007-03-07 | 2008-09-10 | 上海建设路桥机械设备有限公司 | Heavy type hydraulic jaw crusher and operation method thereof |
| CN204583285U (en) * | 2015-02-16 | 2015-08-26 | 浙江浙矿重工股份有限公司 | Jaw breaks machine |
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